CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
10.3%
A heap buffer overflow flaw was found in the DisableDevice function in the X.Org server. This issue may lead to an application crash or, in some circumstances, remote code execution in SSH X11 forwarding environments.
[
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 7",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "xorg-x11-server",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.20.4-27.el7_9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/o:redhat:enterprise_linux:7::computenode",
"cpe:/o:redhat:enterprise_linux:7::workstation",
"cpe:/o:redhat:enterprise_linux:7::client",
"cpe:/o:redhat:enterprise_linux:7::server"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 7",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.8.0-31.el7_9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/o:redhat:enterprise_linux:7::computenode",
"cpe:/o:redhat:enterprise_linux:7::workstation",
"cpe:/o:redhat:enterprise_linux:7::client",
"cpe:/o:redhat:enterprise_linux:7::server"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.13.1-2.el8_9.7",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "xorg-x11-server",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.20.11-22.el8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::crb",
"cpe:/a:redhat:enterprise_linux:8::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "xorg-x11-server-Xwayland",
"defaultStatus": "affected",
"versions": [
{
"version": "0:21.1.3-15.el8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.2 Advanced Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.9.0-15.el8_2.9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_tus:8.2::appstream",
"cpe:/a:redhat:rhel_e4s:8.2::appstream",
"cpe:/a:redhat:rhel_aus:8.2::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.9.0-15.el8_2.9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_tus:8.2::appstream",
"cpe:/a:redhat:rhel_e4s:8.2::appstream",
"cpe:/a:redhat:rhel_aus:8.2::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.9.0-15.el8_2.9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_tus:8.2::appstream",
"cpe:/a:redhat:rhel_e4s:8.2::appstream",
"cpe:/a:redhat:rhel_aus:8.2::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.11.0-8.el8_4.8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_aus:8.4::appstream",
"cpe:/a:redhat:rhel_tus:8.4::appstream",
"cpe:/a:redhat:rhel_e4s:8.4::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.11.0-8.el8_4.8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_aus:8.4::appstream",
"cpe:/a:redhat:rhel_tus:8.4::appstream",
"cpe:/a:redhat:rhel_e4s:8.4::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.11.0-8.el8_4.8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_aus:8.4::appstream",
"cpe:/a:redhat:rhel_tus:8.4::appstream",
"cpe:/a:redhat:rhel_e4s:8.4::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.6 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.12.0-6.el8_6.9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:8.6::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.8 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.12.0-15.el8_8.7",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:8.8::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.13.1-3.el9_3.6",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "xorg-x11-server",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.20.11-24.el9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::appstream",
"cpe:/a:redhat:enterprise_linux:9::crb"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "xorg-x11-server-Xwayland",
"defaultStatus": "affected",
"versions": [
{
"version": "0:22.1.9-5.el9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.11.0-22.el9_0.8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:9.0::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "affected",
"versions": [
{
"version": "0:1.12.0-14.el9_2.5",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:9.2::appstream"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 6",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "tigervnc",
"defaultStatus": "unknown",
"cpes": [
"cpe:/o:redhat:enterprise_linux:6"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 6",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "xorg-x11-server",
"defaultStatus": "unknown",
"cpes": [
"cpe:/o:redhat:enterprise_linux:6"
]
}
]
access.redhat.com/errata/RHSA-2024:0320
access.redhat.com/errata/RHSA-2024:0557
access.redhat.com/errata/RHSA-2024:0558
access.redhat.com/errata/RHSA-2024:0597
access.redhat.com/errata/RHSA-2024:0607
access.redhat.com/errata/RHSA-2024:0614
access.redhat.com/errata/RHSA-2024:0617
access.redhat.com/errata/RHSA-2024:0621
access.redhat.com/errata/RHSA-2024:0626
access.redhat.com/errata/RHSA-2024:0629
access.redhat.com/errata/RHSA-2024:2169
access.redhat.com/errata/RHSA-2024:2170
access.redhat.com/errata/RHSA-2024:2995
access.redhat.com/errata/RHSA-2024:2996
access.redhat.com/security/cve/CVE-2024-21886
bugzilla.redhat.com/show_bug.cgi?id=2256542
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
10.3%